Shoe insert



FIG. 1 is a perspective view of a shoe insert, showing my new design in an environment of use;

FIG. 2 is a perspective view thereof;

FIG. 3 is a top view thereof;

FIG. 4 is a bottom view thereof;

FIG. 5 is a left side view thereof; and,

FIG. 6 is a right side view thereof.

The broken line showing of the shoe and foot are included for the purpose of illustrating the environment of the design and forms no part of the claimed design. 

The ornamental design for a shoe insert, as shown. 